PHP Error

count(): Parameter must be an array or an object that implements Countable

File: /home/kpnfage943l7/public_html/personalsites/documentFolderView.php

Line: 237

Stack:
#0 __construct called at [/home/kpnfage943l7/public_html/personalsites/documentFolderView.php:10]
#1 control called at [/home/kpnfage943l7/public_html/personalsites/documentFolderView.php:38]
#2 displayPage called at [/home/kpnfage943l7/public_html/personalsites/documentFolderView.php:44]
#3 mainContent called at [/home/kpnfage943l7/public_html/personalsites/documentFolderView.php:89]
#4 sdwErrorHandler called at [/home/kpnfage943l7/public_html/personalsites/documentFolderView.php:237]

PHP: 7.3.33 (Linux)